Speedway Motorsports, Inc. (SMI) is a promoter, marketer and sponsor of motorsports activities in the United States. SMI owns and operates, through its subsidiaries, Atlanta Motor Speedway, Bristol Motor Speedway, Charlotte Motor Speedway (CMS), Infineon Raceway, Kentucky Speedway (KyS), Las Vegas Motor Speedway (LVMS), New Hampshire Motor Speedway (NHMS) and Texas Motor Speedway. The Company also provides souvenir merchandising services, and food, beverage and hospitality catering services through its SMI Properties subsidiaries; provide radio programming, production and distribution through its Performance Racing Network (PRN) subsidiary; develop electronic media promotional programming and distribute wholesale and retail racing and other sports-related souvenir merchandise and apparel through The Source International (TSI) subsidiary, and manufacture and distribute smaller-scale, modified racing cars and parts through the US Legend Cars International subsidiary (US Legend Cars).